Green agate is fashioned from microscopic quartz crystals and is a semi-precious stone. It is discovered as a tonsil agate in eruptive rocks and is named after the Achates River, now known as the Dirillo River, in southern Sicily, Italy.
Green agate is fashioned from microscopic quartz crystals and is a semi-precious stone. It is discovered as a tonsil agate in eruptive rocks and is named after the Achates River, now known as the Dirillo River, in southern Sicily, Italy.